Failed to join overlapping areas

[pwoelfel]

What steps will reproduce the problem?

1. created multiple polygons
2. joined nodes of overlapping ways
3. used Tools -> Merge Overlapping Areas

What is the expected result?

Areas to be joined

What happens instead?

Error

Please provide any additional information below. Attach a screenshot if possible.

Repository Root: http://josm.openstreetmap.de/svn
Build-Date: 2014-12-09 17:17:36
Last Changed Author: Don-vip
Revision: 7777
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Relative URL: ^/trunk
URL: http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2014-12-09 18:14:49 +0100 (Tue, 09 Dec 2014)
Last Changed Rev: 7777

Identification: JOSM/1.5 (7777 en) Mac OS X 10.10.1
Memory Usage: 434 MB / 910 MB (143 MB allocated, but free)
Java version: 1.7.0_71, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
VM arguments: [-Djava.library.path=/Applications/JOSM.app/Contents/MacOS, -DLibraryDirectory=/Users/frig/Library, -DDocumentsDirectory=/Users/frig/Documents, -DApplicationSupportDirectory=/Users/frig/Library/Application Support, -DCachesDirectory=/Users/frig/Library/Caches, -DSandboxEnabled=false, -Dapple.laf.useScreenMenuBar=true, -Dcom.apple.macos.use-file-dialog-packages=true, -Dcom.apple.macos.useScreenMenuBar=true, -Dcom.apple.mrj.application.apple.menu.about.name=JOSM, -Dcom.apple.smallTabs=true]
Dataset consistency test: No problems found

Plugins:
- AddrInterpolation (30737)
- HouseNumberTaggingTool (30762)
- SimplifyArea (30791)
- areaselector (1419462897)
- buildings_tools (30762)
- ext_tools (30738)
- log4j (30762)
- measurement (30737)
- scripting (30702)
- utilsplugin2 (30762)

Last errors/warnings:
- E: Failed to locate image 'null'
- E: java.lang.RuntimeException: Join areas internal error.

java.lang.RuntimeException: Join areas internal error.
	at org.openstreetmap.josm.actions.JoinAreasAction.findBoundaryPolygons(JoinAreasAction.java:1097)
	at org.openstreetmap.josm.actions.JoinAreasAction.joinAreas(JoinAreasAction.java:581)
	at org.openstreetmap.josm.actions.JoinAreasAction.join(JoinAreasAction.java:465)
	at org.openstreetmap.josm.actions.JoinAreasAction.actionPerformed(JoinAreasAction.java:401)
	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018)
	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341)
	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
	at javax.swing.AbstractButton.doClick(AbstractButton.java:376)
	at com.apple.laf.ScreenMenuItem.actionPerformed(ScreenMenuItem.java:128)
	at java.awt.MenuItem.processActionEvent(MenuItem.java:669)
	at java.awt.MenuItem.processEvent(MenuItem.java:628)
	at java.awt.MenuComponent.dispatchEventImpl(MenuComponent.java:351)
	at java.awt.MenuComponent.dispatchEvent(MenuComponent.java:339)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:738)
	at java.awt.EventQueue.access$200(EventQueue.java:103)
	at java.awt.EventQueue$3.run(EventQueue.java:694)
	at java.awt.EventQueue$3.run(EventQueue.java:692)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
	at java.awt.EventQueue$4.run(EventQueue.java:708)
	at java.awt.EventQueue$4.run(EventQueue.java:706)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:705)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)

[Don-vip]

Closed as duplicate of #10511.
Can you please attach your dataset to #10511? Thanks.

[pwoelfel]

Unfortunately I didn't save the changeset, so I cannot upload it. If I manage to reproduce it, I'll upload the dataset to #10511.